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Finding the Fourth Proportional to 657,281.44, 985,922.15 and 158,645.44

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Solution

The fourth proportional to 657,281.44, 985,922.15 and 158,645.44 is: 237,968.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,281.44 : 985,922.15 = 158,645.44 : x
  2. Step 2: Convert to fraction form
    657,281.44/985,922.15 = 158,645.44/x
  3. Step 3: Cross multiply
    657,281.44x = 985,922.15 × 158,645.44
  4. Step 4: Simplify right side
    657,281.44x = 156,412,049,524.43
  5. Step 5: Solve for x
    x = 156,412,049,524.43/657,281.44
  6. Step 6: Final answer
    x = 237,968.15

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.